1. Relief: the blank part of the printing plate is concave, the part of the text is convex and on the arc of the same plane or the same radius, the text and the blank part are very different. The commonly used printing plate has the typeface, the zinc version, and the rubber relief.

2. Tablet: there is no obvious difference between the picture and text part and the blank part of the plate. It is almost on the same plane, and the part of the text is hydrophobic, and the blank part is hydrophobic.

3. In the printing plate, the image part is concave, the blank part is raised and on the arc of the same plane or the same radius, the structure form of the layout is opposite to the relief plate. The depth of the sag in the layout of the layout is corresponding to the level of the original image. The darker the image is, the greater the depth of the depression. The commonly used printing plate has manual or mechanical engraving gravure, surface gravure, electronic gravure.

4. Hole version: the picture and text on the printing plate are composed of holes that can be printed onto the substrate, while the blank part cannot be passed through the ink. The commonly used printing plate has written version, hollow version, screen version and so on.